Joe Biden’s senior aides are conducting a vigorous internal debate over whether to issue preemptive pardons to a range of current and former public officials who could be targeted with President-elect Donald Trump’s return to the White House, according to senior Democrats familiar with the discussions. Biden’s aides are deeply concerned about a range of current and former officials who could find themselves facing inquiries and even indictments, a sense of alarm which has only accelerated since Trump last weekend announced the appointment of Kash Patel to lead the FBI. Patel has publicly vowed to pursue Trump’s critics. The White...